<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>02_namespace模式</title>
</head>
<body>
<script type="text/javascript" src="module2.js"></script>
<script type="text/javascript" src="module22.js"></script>
<script type="text/javascript">
  myModule.foo()
  myModule.bar()

  myModule2.foo()
  myModule2.bar()

  myModule.data = 'other data' //能直接修改模块内部的数据
  myModule.foo()

</script>
</body>
</html>